Appendix A Technical Specifications

AUSM/B-8T1E1 Interface Characteristics

AUSM/B-8T1E1 Interface Characteristics

This section contains details for the AUSM/B-8T1E1. For physical characteristics, see Table A-3. For the T1 and E1 characteristics, see Table A-3and Table A-5, respectively. For ATM interface characteristics, see Table A-6. For statistics and counters, see Table A-7.l

Table A-3 Physical Characteristics of the AUSM/B-8T1E1

Category

 

 

Description

 

 

 

 

 

LED Indicators Per Card

 

Active (green), Standby (yellow), Fail (red)

 

 

 

 

 

LED Indicators Per Line

 

One per line: Active and OK (green)

 

 

 

Active and Local Alarm (red)

 

 

 

Active and Remote Alarm (yellow)

 

 

 

 

 

Maintenance/Serviceability

 

Facility loopback via loop up/down per ANSI T1.408 and

 

 

 

ATT TR 62411 (T1), CCITT G.7xx (E1)

 

 

 

Facility Loopback via Management Console

 

 

 

Internal Problem Isolation Loopbacks

 

 

 

Hot pluggable

 

 

 

 

 

Card Size

 

 

Front card: 7.25 inches by 15.83 inches (18.42 cm by

 

 

 

42.75 cm)

 

 

 

Back cards: 7.25 inches by 4.125 inches (18.42 cm by

 

 

 

10.48 cm)

 

 

 

 

 

Power

 

 

–48 VDC, 30W

 

 

 

 

 

Safety

 

 

EN 60950 2nd edition (including EN 41003) UL 1950 2nd edition

 

 

 

 

 

Compliance

 

 

T1: G.703, G.824

 

 

 

E1: G.703, G.823

 

 

 

 

 

ESD

 

 

IEC 61000-4-2

 

 

 

 

Table A-4 T1 Interface Characteristics

 

 

 

Category

Description

 

 

 

Line Interface

RJ-48 (100 ohms) on the LM-RJ48-8T1 back card

 

 

 

Line Rate

1.544 Mbps ± 50 bps (T1)

 

 

 

Synchronization

Transmitter can be loop-timed, receiver, or synchronized to node (normal

 

mode)

 

 

 

 

 

Line Code

Bi-polar 8 Zero Substitution (B8ZS) per ANSI T1.408 (T1)

 

 

 

Line Framing

Extended Superframe Format (ESF 24 frame multi-frame) per ANSI T1.408

 

 

 

ESF Maintenance

Bit-oriented alarm and loopback messages of ESF Data Link per ANSI

 

T1.408

 

 

 

Input Jitter Tolerance

Per ITU-T G.824

 

 

 

Output Jitter

Per ITU-T G.824 using normal mode synchronization.

 

 

 

 

 

 

Cisco MGX 8230 Edge Concentrator Installation and Configuration

A-6

Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001

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Cisco Systems MGX 8230 manual AUSM/B-8T1E1 Interface Characteristics, Esd, Iec